3030013030021 has 2 divisors, whose sum is σ = 3030013030022. Its totient is φ = 3030013030020.

The previous prime is 3030013030003. The next prime is 3030013030067. The reversal of 3030013030021 is 1200303100303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1717187472225 + 1312825557796 = 1310415^2 + 1145786^2 .

It is a cyclic number.

It is not a de Polignac number, because 3030013030021 - 2³³ = 3021423095429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3030013029977 and 3030013030004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3030013030091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1515006515010 + 1515006515011.

It is an arithmetic number, because the mean of its divisors is an integer number (1515006515011).

Almost surely, 2^{3030013030021} is an apocalyptic number.

It is an amenable number.

3030013030021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3030013030021 is an equidigital number, since it uses as much as digits as its factorization.

3030013030021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 3030013030021 its reverse (1200303100303), we get a palindrome (4230316130324).

The spelling of 3030013030021 in words is "three trillion, thirty billion, thirteen million, thirty thousand, twenty-one".